2. Any inarticulate and buzzing sound; as: (a) The confused noise of a crowd or of machinery, etc., heard at a distance; as, the hum of industry. But 'midst the crowd, the hum, the shock of men. Byron.

(b) A buzz or murmur, as of approbation. Macaulay.

3. An imposition or hoax.

4. Etym: [Cf. Hem, interj.]

Defn: An inarticulate nasal sound or murmur, like h'm, uttered by a speaker in pause from embarrassment, affectation, etc. THese shrugs, these hums and ha's. Shak.

5. Etym: [Perh. so called because strongly intoxicating.]

Defn: A kind of strong drink formerly used. [Obs.] Beau. & Fl. Venous hum. See under Venous.

HUM
Hum, interj. Etym: [Cf. Hem, interj.]

Defn: Ahem; hem; an inarticulate sound uttered in a pause of speech implying doubt and deliberation. Pope.

HUMAN
Hu"man, a. Etym: [L. humanus; akin to homo man: cf. F. humain. See
Homage, and cf. Humane, Omber.]